McMaster 30075T116 Push to Lock Nylon Plastic Clamping Hanger, Pack of 5, 13 16" to 7 8" ID G4694864 Junction box hole pattern for Junction box hole pattern for 4" octagon mounting Self Diagnostics No Environmental Rating Wet Location Rated Housing Finish UV Stabilized Recommended Single Fixture Spacing 7 1 2 ft IP Rating Not Rated Lamp Head Shape Round Remote Capable No Adjustable Lamp Heads Yes Lamp Wattage 7 W Minimum Operating Temperature 68 Degrees F Emergency Battery Backup Yes Diagnostic Testing Function Test Button Emergency Wattage 14 W Battery Voltage 6 V DC Maximum Operating Temperature 122 Degrees F Number of Bulbs 2 Current 0 Slotted Number of Pieces 13 Insulated Uninsulated Uninsulated Includes (1) #1 Phillips Insert Bit 1 4" Hex then close by hand—no tools or adjustments needed Wall Material Nylon For Inside Diameter (Inch) 13 16" to 7 8" For Inside Diameter (Metric) 22 mm to 23 mm For Pipe Size 1 2 For Copper Tube Size 3 4 For EMT Conduit 3 4 For IMC Conduit 1 2 For Rigid Conduit 1 2 Weight Capacity 200 lb